When the Sample Size N Is Large, the 90% Confidence ${ }^{\mu} Y$

question 61

Multiple Choice

When the sample size n is large, the 90% confidence interval for ${ }^{\mu} Y$
is

• A) \(\bar { Y }\) ± 1.96SE( \(\bar { Y }\) ).
• B) \(\bar { Y }\) ± 1.64SE( \(\bar { Y }\) ).
• C) \(\bar { Y }\) ± 1.64 \({ } ^ { \sigma } Y\)
• D) \(\bar { Y }\) ± 1.96.

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